(c) Use determinants to find z in the below equations: 2x + 2y +z - 20 = 0 -3x-y-z + 18 = 0 x + y + 2z - 16 = 0 (d) Find the value of X for which the following equations are consistent: x + 3y -4 = 0 9x + y - x = 0 -3x + 7y - 2 = 0

Q: Please find me example of mid term math exam tasks (2015-2020 years) (college US) It can be…

A: I don't know about your grade in which you are study. so, I put some random basic examples.

Q: Not sure what's the answer it looks like it's missing part of the an

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Q: 89 P2 X

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A: Consider the following figure:

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A: First three parts are as solved before.

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A: Given That:  In Diginacci sequence, First two terms  are less than 100 To Show  : c) It has a term…

Q: stock b 1.3,   -3.5,   -5.4 ,   6.3,  -7.6,  9.2 find IQR

A: 1.3,   -3.5,   -5.4 ,   6.3,  -7.6,  9.2Sample of size(n)=6

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Q: Find a3r 34 and a5- az = 3, a2 = 5, a, = (, - 1 + an - 2) %D %3D |

A: Given : a1 = 3a2 = 5an = 12an-1+an-2

Q: If -6 9. 7 A 2 -8 then A- ||

A: